Authenticated SQL injection via unescaped wpsu_user_id
Published Nov 28, 2022 · Updated Apr 25, 2025
SQL injection in Fahad Mahmood WP User Merger before 1.5.3 allows remote authenticated users with administrator access to alter database queries. The plugin inserts the wpsu_user_id request parameter into a SQL statement without adequate sanitization or escaping. Access to the WordPress administrator interface is required, and successful injection permits database reads or writes within the application's database privileges.
Summary
What happened
SQL injection in Fahad Mahmood WP User Merger before 1.5.3 allows remote authenticated users with administrator access to alter database queries. The plugin inserts the wpsu_user_id request parameter into a SQL statement without adequate sanitization or escaping. Access to the WordPress administrator interface is required, and successful injection permits database reads or writes within the application's database privileges.
The record
- CVE
- CVE-2022-3848
- Published
- Nov 28, 2022
- Updated
- Apr 25, 2025
- Vendor
- Fahad Mahmood
- Product
- WP User Merger
- Classifications
- CWE-89
- Attack vector
- network
- Privileges
- admin
Timeline
How it unfolded
- Nov 28, 2022CVE publishedPublication date reported by the CVE source.
- Apr 25, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <1.5.3
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- IESE WP User Merger SQL injection proof of conceptproof of concept · unverified
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Technologies
Your stack
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Your stack
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